Solution :
Let A = Economics, B = Mathematics
n(A) = 311, n(B) = 243, 
a). So, 
= 311 + 243 - 135
= 419
b). n(A only) = 311 - 135
= 176
n(B only) = 243 - 135
= 108
Exactly one of these two courses

= 0.568
c). Neither economics nor mathematics


= 0.162
0.48=48/100=12/25~~~12/25>11/25 True✔ ~~~~Have a nice day!!! ★★
Answer:
$1.60
Step-by-step explanation:
1 year have 52 weeks.
8.31/52=0.16
0.16*10= 1.60
Answer:
5
Step-by-step explanation:
Answer:
true
Step-by-step explanation: